Respuesta :
Answer:
(C) James Chadwick
Explanation:
Discovery of the neutron by James Chadwick in 1932 and the determination that it was a new elementary particle, distinct from the proton.
Answer:
(C) James Chadwick
Explanation:
Discovery of the neutron by James Chadwick in 1932 and the determination that it was a new elementary particle, distinct from the proton.